Copper & Turquoise Field is a complementary color palette tagged modern, white, teal. Frost and Copper sit nearly opposite on the color wheel, so the pairing has real energy; keep one as the accent. Neither washed out nor loud, it adapts to most contexts. Warm and cool hues are mixed, which adds depth.
Color codes click any value to copy
| Swatch | Name | HEX | RGB | HSL | OKLCH |
|---|---|---|---|---|---|
| Frost | #E1F6FF | rgb(225, 246, 255) | hsl(198, 100%, 94%) | oklch(96.0% 0.025 225) | |
| Turquoise | #75DECF | rgb(117, 222, 207) | hsl(171, 61%, 66%) | oklch(83.3% 0.101 183) | |
| Iron | #3A4441 | rgb(58, 68, 65) | hsl(162, 8%, 25%) | oklch(37.7% 0.014 176) | |
| Copper | #A78423 | rgb(167, 132, 35) | hsl(44, 65%, 40%) | oklch(63.0% 0.117 88) |
Why it works and how to use it
The palette holds together thanks to its complementary hue relationship and a strong light-to-dark ladder (94% down to 25% lightness). A natural fit for websites, presentations and branding.
- Background: Frost (#E1F6FF) is the lightest color, so it belongs on large surfaces.
- Text: Iron (#3A4441) on #E1F6FF gives 9.04:1, passing WCAG AAA.
- Primary: Copper (#A78423) is the most saturated mid-tone; use it for buttons and links (3.15:1 against the background, fine for UI elements).
- Accent: Turquoise (#75DECF) for highlights, badges and hover states.
2 of 6 color pairs pass WCAG AA (4.5:1); the strongest is Frost on Iron at 9.04:1.
Preview on a real UI see how the palette feels in context
Design faster with Copper & Turquoise Field
A palette preview that turns four colors into a page, so you can judge hierarchy, contrast and mood before you commit.
Primary action SecondaryColor blindness simulation
Color-blind check: all four colors stay distinguishable under protanopia, deuteranopia and tritanopia.
Contrast check WCAG ratios between palette colors
| Pair | Sample | Ratio | Level |
|---|---|---|---|
#E1F6FF on #3A4441 | Aa | 9.04:1 | AAA |
#75DECF on #3A4441 | Aa | 6.29:1 | AA |
#E1F6FF on #A78423 | Aa | 3.15:1 | AA large only |
#3A4441 on #A78423 | Aa | 2.86:1 | Fail |
#75DECF on #A78423 | Aa | 2.2:1 | Fail |
#E1F6FF on #75DECF | Aa | 1.44:1 | Fail |